Defense website: PCB Connectors Suppliers.A reasonable process should be 100% process screening in the state of insulator parts to ensure qualified electrical performance. In addition, before he served as a protective materials engineer at the U. In an extensive study of potential cadmium alternative materials conducted by the National Energy and Environmental Protection Center (NDCEE)19, it was found that a patented tin-zinc alloy coating has an impact on periodic corrosion and collapsible environment cracking ( EIC) test was helpless, but passed the hydrogen embrittlement and radioactive environmental impact cracking test.As mentioned earlier, Boeing has approved the use of IVD aluminum coatings as an alternative to cadmium for low-strength steel (less than 200ksi), stainless steel, aluminum and copper alloy components. Failure and reliability are two aspects of a contradictory body that are corresponding and interrelated. In addition, due to the improper selection of the wire diameter and the crimping aperture, or the error in the crimping process,it will also cause the crimping end to be weak. Finding measures to prevent failures and realizing the transformation from failure to reliability is the ultimate goal of failure analysis. 2. Therefore, it is extremely important for the selection of raw material manufacturers. This project is mainly to provide corrosion resistance and resistance to cracks in the aircraft landing brake device under long-term pressure1,5,8. And for each batch of materials, you must carefully check the batch number, material certification and other important information.This method also brings high heat to the substrate board.The plastic insulating material and conductive parts of the terminal are directly related to the quality of the terminal, and they respectively determine the insulation performance of the terminal. 2) Instantaneous interruption detection